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author | William Wilgus <me.theuser@yahoo.com> | 2019-01-04 02:01:18 -0600 |
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committer | Solomon Peachy <pizza@shaftnet.org> | 2021-04-23 14:23:04 +0000 |
commit | 14c6bb798d6bebc80f07e863236adbaf8d156a9c (patch) | |
tree | 551a4b641906c2626af844fa3239c1b2b1ff0ad3 /lib/rbcodec/codecs/libopus/silk/mips/macros_mipsr1.h | |
parent | 75d93937965ec4df70d37df6d4feea04577c996b (diff) | |
download | rockbox-14c6bb798d6bebc80f07e863236adbaf8d156a9c.tar.gz rockbox-14c6bb798d6bebc80f07e863236adbaf8d156a9c.zip |
Sync opus codec to upstream git
Change-Id: I0cfcc0005c4ad7bfbb1aaf454188ce70fb043dc1
Diffstat (limited to 'lib/rbcodec/codecs/libopus/silk/mips/macros_mipsr1.h')
-rw-r--r-- | lib/rbcodec/codecs/libopus/silk/mips/macros_mipsr1.h | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/lib/rbcodec/codecs/libopus/silk/mips/macros_mipsr1.h b/lib/rbcodec/codecs/libopus/silk/mips/macros_mipsr1.h new file mode 100644 index 0000000000..12ed981a6e --- /dev/null +++ b/lib/rbcodec/codecs/libopus/silk/mips/macros_mipsr1.h | |||
@@ -0,0 +1,92 @@ | |||
1 | /*********************************************************************** | ||
2 | Copyright (c) 2006-2011, Skype Limited. All rights reserved. | ||
3 | Redistribution and use in source and binary forms, with or without | ||
4 | modification, are permitted provided that the following conditions | ||
5 | are met: | ||
6 | - Redistributions of source code must retain the above copyright notice, | ||
7 | this list of conditions and the following disclaimer. | ||
8 | - Redistributions in binary form must reproduce the above copyright | ||
9 | notice, this list of conditions and the following disclaimer in the | ||
10 | documentation and/or other materials provided with the distribution. | ||
11 | - Neither the name of Internet Society, IETF or IETF Trust, nor the | ||
12 | names of specific contributors, may be used to endorse or promote | ||
13 | products derived from this software without specific prior written | ||
14 | permission. | ||
15 | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" | ||
16 | AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | ||
17 | IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | ||
18 | ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE | ||
19 | LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | ||
20 | CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | ||
21 | SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | ||
22 | INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | ||
23 | CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | ||
24 | ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | ||
25 | POSSIBILITY OF SUCH DAMAGE. | ||
26 | ***********************************************************************/ | ||
27 | |||
28 | |||
29 | #ifndef __SILK_MACROS_MIPSR1_H__ | ||
30 | #define __SILK_MACROS_MIPSR1_H__ | ||
31 | |||
32 | #define mips_clz(x) __builtin_clz(x) | ||
33 | |||
34 | #undef silk_SMULWB | ||
35 | static inline int silk_SMULWB(int a, int b) | ||
36 | { | ||
37 | long long ac; | ||
38 | int c; | ||
39 | |||
40 | ac = __builtin_mips_mult(a, (opus_int32)(opus_int16)b); | ||
41 | c = __builtin_mips_extr_w(ac, 16); | ||
42 | |||
43 | return c; | ||
44 | } | ||
45 | |||
46 | #undef silk_SMLAWB | ||
47 | #define silk_SMLAWB(a32, b32, c32) ((a32) + silk_SMULWB(b32, c32)) | ||
48 | |||
49 | #undef silk_SMULWW | ||
50 | static inline int silk_SMULWW(int a, int b) | ||
51 | { | ||
52 | long long ac; | ||
53 | int c; | ||
54 | |||
55 | ac = __builtin_mips_mult(a, b); | ||
56 | c = __builtin_mips_extr_w(ac, 16); | ||
57 | |||
58 | return c; | ||
59 | } | ||
60 | |||
61 | #undef silk_SMLAWW | ||
62 | static inline int silk_SMLAWW(int a, int b, int c) | ||
63 | { | ||
64 | long long ac; | ||
65 | int res; | ||
66 | |||
67 | ac = __builtin_mips_mult(b, c); | ||
68 | res = __builtin_mips_extr_w(ac, 16); | ||
69 | res += a; | ||
70 | |||
71 | return res; | ||
72 | } | ||
73 | |||
74 | #define OVERRIDE_silk_CLZ16 | ||
75 | static inline opus_int32 silk_CLZ16(opus_int16 in16) | ||
76 | { | ||
77 | int re32; | ||
78 | opus_int32 in32 = (opus_int32 )in16; | ||
79 | re32 = mips_clz(in32); | ||
80 | re32-=16; | ||
81 | return re32; | ||
82 | } | ||
83 | |||
84 | #define OVERRIDE_silk_CLZ32 | ||
85 | static inline opus_int32 silk_CLZ32(opus_int32 in32) | ||
86 | { | ||
87 | int re32; | ||
88 | re32 = mips_clz(in32); | ||
89 | return re32; | ||
90 | } | ||
91 | |||
92 | #endif /* __SILK_MACROS_MIPSR1_H__ */ | ||